EP 1915552 A1 20080430 - BALL SCREW AND METHOD FOR DISPLACING A THREADED SPINDLE IN A BALL SCREW
Title (en)
BALL SCREW AND METHOD FOR DISPLACING A THREADED SPINDLE IN A BALL SCREW
Title (de)
KUGELGEWINDETRIEB UND VERFAHREN ZUR VERSCHIEBUNG EINER GEWINDESPINDEL BEI EINEM KUGELGEWINDETRIEB
Title (fr)
VIS D'ENTRAINEMENT A BILLES, ET PROCEDE POUR DEPLACER UNE BROCHE FILETEE DANS UNE VIS D'ENTRAINEMENT A BILLES
Publication
Application
Priority
- EP 2006007732 W 20060804
- DE 102005040204 A 20050819
Abstract (en)
[origin: US2008282825A1] A ball screw comprising a threaded nut with thread channels for rolling bodies, a threaded spindle with thread channels for rolling bodies, and an intermediate bush, which is arranged between the threaded nut and the threaded spindle, wherein the intermediate bush has thread channels, which face the threaded nut and are adapted to the thread channels of the threaded nut, and rolling bodies are guided in these thread channels, and wherein the intermediate bush has thread channels, which face the threaded spindle and are adapted to its thread channels, and rolling bodies are guided in these thread channels, is proposed, wherein a first threaded arrangement, which is formed by means of the thread channels of the threaded nut and the intermediate bush facing one another, and a second threaded arrangement, which is formed by means of the thread channels of the intermediate bush and the threaded spindle facing one another, operate in opposite directions.
IPC 8 full level
F16H 25/22 (2006.01)
CPC (source: EP KR US)
F16H 25/2056 (2013.01 - EP US); F16H 25/22 (2013.01 - KR); F16H 25/2204 (2013.01 - EP US); F16H 25/2228 (2013.01 - EP US); F16H 2025/2075 (2013.01 - EP US); F16H 2025/2078 (2013.01 - EP US); Y10T 74/18664 (2015.01 - EP US); Y10T 74/18672 (2015.01 - EP US); Y10T 74/19795 (2015.01 - EP US)
Citation (search report)
See references of WO 2007019975A1
Designated contracting state (EPC)
AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU LV MC NL PL PT RO SE SI SK TR
DOCDB simple family (publication)
US 2008282825 A1 20081120; US 7870803 B2 20110118; AT E491902 T1 20110115; DE 102005040204 A1 20070222; DE 502006008520 D1 20110127; EP 1915552 A1 20080430; EP 1915552 B1 20101215; KR 101340879 B1 20131213; KR 20080037027 A 20080429; WO 2007019975 A1 20070222
DOCDB simple family (application)
US 1227708 A 20080201; AT 06776604 T 20060804; DE 102005040204 A 20050819; DE 502006008520 T 20060804; EP 06776604 A 20060804; EP 2006007732 W 20060804; KR 20087003766 A 20060804